Loose-leaf binder.



No. 855,285. PATENTED MAY 28, 1907.

P. H. GRUMP. Loos LEAP BINDER.

APPLICATION FILED AUG. 2, 1906'.

` 2 SHEETS-SHEET 1.v

. /A/VENTo/sl y FRANK H'lum P Sym IQS

ATTORNEYS UNirED srArnsrnNr orrron.

FRANK n. omnitel-ertoe ANGELES, oir-iionii, j [y Loose-LEAF BINDER.

No. 355,285. u

Specification of Lettersy Patent, application nea August 2,1906. semi No. 328,960, v

salesman/m31 ze', 190'?.

leaves maybereadily inserted orremoved from the backs olla book or binder;

Ordinarily loose leaf binders are provided necessary to close the bool; and use a key to' insert orre7.i bott-ern platesA and B, said mechanism bewith looking Edevices 'rendering it The object ofmy invention is to provide ineens for seeuringthe two backs together and also 'allow the banks to be easily and quickly separatedvfor. lthe insertion of new leaves or removal oi" leaves, While the bool; remains or en on the desk and without the nso olf a key.

To these ends my invention consists of eertain novel Jfeatures of construction, arrangenient and combination of parts es will be hereinal'ter i'ully described the claires, reference being had, to the aecompanying drawing in Whioliu 'lignre 'l is .a perspective view oil" .my improvement. Fig. Z is e horizontal seotion` Fig. $3 is :t eei'itrtilvlartf al section. Fig. l is a vertical transverse'se tion showingl book bael: attached and sll'owing the separator spring device. and big. 5 is a detail section .showing :11 n'otiier *forni of spring latch.

lo .'arr out 'my invention fl. use two piel and B turned over :it each end, the ends "L ofthe to plate being disposed. n'itliiii tle bottom plate. as shown in l and il, To the outer lave o'l nach the bottom plate a strip ol= spr e;

ond fb or slm? 'd is rigidly secured at its lower ond,

mild spring having its upper end u bolt ll which has' a beveled end ai projet-,ting th rough on opening li in the ends i oi bottrnn plato; projecting from the bolt D a handheld d to rnanioula'te said bolt, the beveled end d' of bolt l) loing; adapted to engage the vertieal rovi of teeth or serrations E on the outer iaeebf each end .ft of the :iop plate""fl..

To the bottom plate adjacent to the point Whore it'tnrns up at oooh end., solid posts l" are secured, around each el' which is a coiled spring- G. To the top plate A immedi ately above the solid posts ll" are sm'nred the hollow tubes ll, llfiin wliiuh tbe solid postsil" and a resident and pointed out inl pass, the springsG tend ing; normallyhto force the plates A and B apart. Suoni-ed to the bottom plate B are upright barsv J., J having the elongated slots K, K, through which pass the lugs lVL-M, AWbichare secured to theinside .of thgeilower ends oi the top plate, this irrangement 'allowing the platestojbe forced apart by tlliefsprings @"nntil the lugsl/LM, reach the end'ofslots K, K'. `To the bottom "-plate'lB are-.also secured) plates N, l.\''whieh together with the plates or barsO',`O, scoured to the upperplete. Aare designedto ooneeal Athe mechanism at the ends" of the top and.

ing the saine at each end.

ll, R, 'are hollowtubes se'eurelLto the 'bot- `template-B and S, S, are solid` posts secured A Whio. vare for the` purpose offreoei'vmg and holding the loose leaves"iny .osition` 1'l`be i plates A and B secured to )oolghacks by eais of the holes .l", T, U, U, V, V, and

l lo the ripper and il in, the reorof the holder l attenti the inetallio plates l and 2 which project inx'frardly and slide post each other to fronooal tbe mec-,llanism ol." the; binder 'from the `back und those adjustment ol the oppor :tml lower plates.

' l have illoslrztlod :motber'l'mni olf' letali. or bolt` l'or loi-,king the plates in their relative positions. .ln lhis lorm. ol"I devioo a brar'ltol. lll is secured to l-lzo upturnod ond of the lower plete :md through tllis'and the said opturnod ond, posses a bolt ,ll which is normalli1 held to engagifno tooth ou the downturned ond o!" opper platte by :t coiled spring l2, said bolt having' a lizmdhold l l^L by means of which the bolt can bo released While the bool.; is open without tho use ol" n, key.

l olninr-Av l r l. Il binder for loose loaves consisting ol an l upper and o, lowlrplztlo, vm'b plato lowing ils omls, bi^,1lll`n.t rigid. :togli-s, vortimilly lslotted to and rojeeting downwardly iroingtop plate ,lotes slizlinif :ist warb other allow lor `he lOO l pltes pro'ectlng upwardly from the lower l plete, hea edl lugs projecting inwardly 'from i bottom plates e H Is,

w and spri from the top or bottom 25 lthe bent ends of the upper ing through said slotted yforholcling the upper and distance apart.`

2. A loose leaf binder consisting of top end ch'heving its ends bent at ri ht angles, en adapted to slide pest eech oier, theo't'er fece of the bent ends of the top plate provided with beveled teeth or serplete'andcprojectates, an means onwel plates at any p rations, and the bent ends of the bottom plete having beveled end spring bolts 'adaptned `to engage said. teeth or seri-ations, fingerseid tubu loose leaves.` l g 1: 3. A loose leef. binder consisting of e top and a bottom'plate, each havin its ends at right angles lthereto und adepte teeth, and the to slide one within the other, the outer fece of the bent end .of the top ent end of the bottom plete. having an opening therethrough neer its uplplete :heving thereon beveled.

perlend, e spring bar rigidly secured at one end to the. outer fece of seid bent end of the bottom plete and having et vits'other ende v'beveled nose projecting through theeforesaid opening of the bent endl and adapted to engage' the beveled teeth on the outer face of the bent end of the top plate, posts projecting from' one ofseid plates, tubular sockets adapted to fit ovel` seid posts, and springs for causing sliding movement of said sockets, plates projectingfrom the to the'posts and tubular sockets,I and pins proand. bottomv plates end overlapping each other to conceal jectlng-from the top or bottom plates to receive the loose leaves, the beveled end of the spring berbeing adapted. nonnelly to restrain upward movement' of the bent end oi the upper plate, but permitting free sliding movement'thereof downwardly, y.

t FRANKn; cRjUMP.

Witnesses: y

. .,W. N. BUCKLIN, Jr.,

W. H. McMAsrims@-v 

